CN214970363U - Injection device for anesthesia - Google Patents
Injection device for anesthesia Download PDFInfo
- Publication number
- CN214970363U CN214970363U CN202120091495.9U CN202120091495U CN214970363U CN 214970363 U CN214970363 U CN 214970363U CN 202120091495 U CN202120091495 U CN 202120091495U CN 214970363 U CN214970363 U CN 214970363U
- Authority
- CN
- China
- Prior art keywords
- shell
- shell wall
- anesthesia
- wall
- injection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
The utility model discloses an injection device for anesthesia, include: the injection device comprises an injection cylinder and a current stabilizer, wherein the current stabilizer comprises an upper shell, a current stabilizing plug and a lower shell; the upper shell is connected with the lower shell, a hollow cavity is formed inside the upper shell and the lower shell, the flow stabilizing plug is arranged in the hollow cavity and comprises a shell wall and a protrusion protruding from the shell wall, the shell wall surrounds to form a flow stabilizing cavity, the shell wall is arranged into an upper part and a lower part, the upper shell wall is arranged into a soft shell wall, the lower shell wall is arranged into a hard shell wall, and a plurality of openings are formed in the shell wall. The utility model relates to an injection device for anesthesia can eliminate the influence that injection in-process pressure is inconsistent through setting up of current stabilizer, has reduced the dependence of injection process to experience, has reduced the operation degree of difficulty, ensures injection flow stability, very big reduction the patient feel the probability of heterology, be favorable to the patient to anaesthetize successfully and operate.
Description
Technical Field
The utility model relates to a drug injection device for anesthesia
Background
Anesthesia refers to the surgical treatment of a patient with painless pain by temporarily losing the sensation in the whole or part of the patient with a drug or other means.
The intravenous anesthesia and lumbar anesthesia are widely applied in clinical operations, the intravenous anesthesia is to inject anesthetic drugs from the vein passage of the arm or the instep, and the anesthetic drugs act on the central nervous system through the circulatory system, so that the anesthetic effect is generated, and a patient is unconscious of pain and in a deep sleep state. Lumbar anesthesia, also called intraspinal anesthesia, is divided into subarachnoid or epidural anesthesia, and is characterized in that local anesthetic is injected into subarachnoid or epidural space of vertebral canal to act on spinal nerve root to produce anesthesia, so that the lower part of body of a patient is numb and unconscious, but the consciousness is clear.
In the prior art, more than two anesthesia modes are realized by injecting anesthetic into a human body through a medicine injection device, most patients can be nervous in emotion in a specific environment of an operating table and are very sensitive to puncturing of an anesthetic needle and injection of anesthetic, and an anesthesiologist needs to keep stable injection of medicine flow as much as possible so as to prevent the patients from feeling abnormal medicine flow and tense and abnormal movement to influence anesthesia operation.
SUMMERY OF THE UTILITY MODEL
The utility model provides an anesthesia is with injection device is with solving among the prior art under the big or many circumstances of collection number of times of collection operation volume, the blood taking needle number of times is frequently inevitable has the possibility of stabbing the user of taking, using, abandoning, and it has caused the painful technical problem who bleeds and probably cause the infection even of injury promptly.
An injection device for anesthesia, comprising: the device comprises a medicine injection barrel and a current stabilizer, wherein the current stabilizer is connected with the medicine injection barrel; the current stabilizer comprises an upper shell, a current stabilizing plug and a lower shell;
the upper shell is connected with the lower shell, a hollow cavity is formed in the upper shell and the lower shell, a liquid inlet communicated with the hollow cavity is formed in the top of the upper shell, and the liquid inlet is connected with the medicine injection barrel; the lower shell is provided with a liquid outlet;
the flow stabilizing plug is arranged in the hollow cavity and comprises a shell wall and a protrusion protruding from the shell wall, the shell wall surrounds to form the flow stabilizing cavity, the bottom of the shell wall is arranged to be connected with the lower shell and provided with a through hole communicated with the liquid outlet, the protrusion is arranged to be inserted into the liquid inlet, the shell wall is arranged to be an upper part and a lower part, the upper shell wall is arranged to be a soft shell wall, the lower shell wall is arranged to be a hard shell wall, and a plurality of openings are further formed in the shell wall.
Preferably, the opening is provided as a cross-shaped opening.
Preferably, a plurality of the openings are provided at different heights.
Preferably, the upper shell wall is made of silica gel, Polyethylene (PE) or polypropylene (PP).
Preferably, the material of the lower shell wall is polyurethane plastic or organic silicon resin.
Preferably, the upper housing is provided with a first matching portion, and the lower housing is provided with a second matching portion matched with the first matching portion.
Preferably, the liquid outlet is arranged to be connected to a needle.
The utility model relates to an injection device for anesthesia can eliminate the influence that injection in-process pressure is inconsistent through setting up of current stabilizer, has reduced the dependence of injection process to experience, has reduced the operation degree of difficulty, ensures injection flow stability, very big reduction the patient feel the probability of heterology, be favorable to the patient to anaesthetize successfully and operate.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a drug injection device for anesthesia of the present invention;
FIG. 2 is an exploded view of a flow stabilizer of the injection device for anesthesia of the present invention;
fig. 3 is a schematic view of the injection device for anesthesia of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention will be connected below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-2, the utility model relates to an injection device for anesthesia includes: the injection tube 6 is connected with the flow stabilizer 5, the flow stabilizer 5 is connected with the injection tube 6, specifically, the flow stabilizer 5 is detachably connected to one end of the injection tube 6, and the two are communicated with each other, so that the liquid medicine in the injection tube 6 can be output through the flow stabilizer 5.
The injection tube 6 mainly serves to contain and pressurize the liquid medicine to be injected, and may be a common piston-type injection tube, and the specific structure is a structure common in the art and will not be described in detail herein.
The current stabilizer 5 comprises an upper shell 50, a current stabilizing plug 52 and a lower shell 54;
wherein, the upper shell 50 is arranged to be connected with the lower shell 54, a hollow cavity 500 is formed inside the connection of the upper shell and the lower shell, a liquid inlet 504 communicated with the hollow cavity 500 is arranged at the top of the upper shell 50, and the liquid inlet 504 is arranged to be connected with the medicine injection barrel 6; lower housing 54 is provided with a liquid outlet 540, and liquid outlet 540 is configured to be connected to a needle (not shown), it being noted that liquid outlet 540 may be connected directly to a needle (e.g., semi-anesthesia) or may be connected to a needle (e.g., intravenous anesthesia) via a flexible tube.
In this embodiment, the upper housing 50 and the lower housing 54 are connected by a first engaging portion 502 provided on the upper housing 50 and a second engaging portion 542 provided on the lower housing 54, and the two are engaged with each other, specifically, the engaging manner may be a threaded connection.
The flow stabilizing plug 52 is disposed in the hollow cavity 500, the flow stabilizing plug 52 includes a housing wall 522 and a protrusion 520 protruding from the housing wall 522, the housing wall 522 surrounds a flow stabilizing cavity 521, the bottom of the housing wall 522 is disposed to be connected to the lower housing 54 and to be provided with a through hole 523 communicating with the liquid outlet 540, the protrusion 520 is disposed to be insertable into the liquid inlet 504, the housing wall 522 is disposed to be two upper and lower portions, wherein the upper housing wall 5220 is a soft housing wall so as to be deformable under force, the lower housing wall 5222 is a hard housing wall, it should be noted that in this embodiment, the soft housing wall and the hard housing wall mean that the upper housing wall 5220 is deformed under force and the lower housing wall 5222 is not deformed under force when the housing wall 522 is stressed, the soft housing wall may be made of, for example, silica gel, Polyethylene (PE), polypropylene (PP), etc., the hard housing wall may be made of, for example, polyurethane plastic, silicone resin, etc., the housing wall 522 is further provided with a plurality of openings 524, in this embodiment, the opening 524 is a cross-shaped opening, which includes a transverse opening 5242 and a longitudinal opening 5240, the transverse opening 5242 and the longitudinal opening 5240 are crossed to form the cross-shaped opening, and as the upper housing wall 5220 is deformed, the aperture of the cross-shaped opening is opened to facilitate drainage.
As shown in fig. 3, when the drug injection device for anesthesia of the present invention is used, when the flow stabilizer 5 is installed on the drug injection cylinder 6, the inlet port 504 is connected to the drug injection cylinder 6, the drug injection cylinder 6 extrudes the protrusion 520 located in the inlet port 504 (the protrusion 520 of the flow stabilizing plug 52 is inserted into the inlet port 504 in the initial state), the protrusion 520 is stressed to deform the upper casing wall 5220 of the casing wall 522, after the upper casing wall 5220 is deformed, the cross opening on the casing wall 522 is increased in caliber along with the deformation so that the drug solution flows into the flow stabilizing cavity 521 (the pressure of the injection cylinder pushed by the operator when injecting the drug solution can also deform the upper casing wall 5220), at this time, the drug solution injected through the inlet port 504 can flow into the flow stabilizing cavity 521 through the cross opening and flow out from the outlet port 540 through the through hole 523 on the casing wall 522, the outlet 540 can be injected into the human body directly or indirectly connected with the needle head, even if the pressure pushed by the anesthesiologist is varied, through the deformation buffering of the upper shell wall 5220, the flow change of the liquid outlet 540 cannot be directly influenced, the flow of the liquid outlet 540 can still be kept stable, the dependence of the medicine injection process on experience is reduced, the operation difficulty is reduced, the stable medicine injection flow is ensured, the probability that a patient feels different is greatly reduced, and the anesthesia success operation of the patient is facilitated.
To sum up, the utility model relates to an injection device for anesthesia can eliminate the influence that injection in-process pressure is inconsistent through setting up of current stabilizer, has reduced the dependence of injection process to experience, has reduced the operation degree of difficulty, ensures that injection flow is stable, very big reduction the patient feel the probability of variation, be favorable to the patient to anaesthetize successfully and operate.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments or some of the technical features of the foregoing embodiments may be equally replaced by other technical solutions described in the foregoing description, and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. An injection device for anesthesia, comprising: the device comprises a medicine injection barrel and a current stabilizer, wherein the current stabilizer is connected with the medicine injection barrel; the current stabilizer comprises an upper shell, a current stabilizing plug and a lower shell;
the upper shell is connected with the lower shell, a hollow cavity is formed in the upper shell and the lower shell, a liquid inlet communicated with the hollow cavity is formed in the top of the upper shell, and the liquid inlet is connected with the medicine injection barrel; the lower shell is provided with a liquid outlet;
the flow stabilizing plug is arranged in the hollow cavity and comprises a shell wall and a protrusion protruding from the shell wall, the shell wall surrounds to form the flow stabilizing cavity, the bottom of the shell wall is arranged to be connected with the lower shell and provided with a through hole communicated with the liquid outlet, the protrusion is arranged to be inserted into the liquid inlet, the shell wall is arranged to be an upper part and a lower part, the upper shell wall is arranged to be a soft shell wall, the lower shell wall is arranged to be a hard shell wall, and a plurality of openings are further formed in the shell wall.
2. The drug delivery device for anesthesia of claim 1, wherein the opening is provided as a "cross" opening.
3. The anaesthetic drug delivery device of claim 2 wherein the plurality of openings are provided at different heights.
4. The drug delivery device for anesthesia of claim 3, wherein the upper housing wall is made of silicone, Polyethylene (PE) or polypropylene (PP).
5. The anesthetic syringe according to claim 3, wherein the lower housing wall is made of polyurethane plastic or silicone.
6. The drug delivery device for anesthesia as defined in claim 1, wherein the upper case is provided with a first engaging portion, and the lower case is provided with a second engaging portion engaging with the first engaging portion.
7. The drug delivery device for anesthesia of any of claims 1-6, wherein said fluid outlet is configured to be connected to a needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120091495.9U CN214970363U (en) | 2021-01-14 | 2021-01-14 | Injection device for anesthesia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120091495.9U CN214970363U (en) | 2021-01-14 | 2021-01-14 | Injection device for anesthesia |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214970363U true CN214970363U (en) | 2021-12-03 |
Family
ID=79140031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120091495.9U Active CN214970363U (en) | 2021-01-14 | 2021-01-14 | Injection device for anesthesia |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214970363U (en) |
-
2021
- 2021-01-14 CN CN202120091495.9U patent/CN214970363U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5085644A (en) | Sterilizable medication infusion device with dose recharge restriction | |
| EP0450186B1 (en) | Medication infusion device with dose recharge restriction | |
| US4634427A (en) | Implantable demand medication delivery assembly | |
| US5308334A (en) | Closed system for iv site flush | |
| US2129983A (en) | Surgical appliance | |
| US20030009135A1 (en) | Epidural space locating device | |
| CN201088780Y (en) | Unidirectional positive pressure valve | |
| BRPI0806053B1 (en) | Process of starting a drug infusion pump, cartridge for use in a drug infusion pump and drug delivery system | |
| CN214970363U (en) | Injection device for anesthesia | |
| US20060058741A1 (en) | Infusion apparatus for infusion bags | |
| KR101699757B1 (en) | Assebled needle set for injecting a medicinal fluid | |
| WO1995008359A1 (en) | Medication administration apparatus | |
| CN208274787U (en) | A kind of analgesia pump and medical nursing equipment | |
| CN112169066A (en) | Continuous slow-release administration indwelling tube with controller | |
| CN111035439A (en) | Nerve block puncture medicine injection device | |
| Bhattacharjee et al. | Parenteral drug administration: routes of administration and devices | |
| KR100761095B1 (en) | needle for dental treatment | |
| CN219332777U (en) | Precise filtering transfusion device with soft needle | |
| CN108904970A (en) | A kind of multipurpose medical anti-reflective stream connector | |
| JP2637579B2 (en) | Balloon infuser | |
| CN214967190U (en) | Toe separator | |
| CN216148739U (en) | Blood return prevention venous transfusion device | |
| CN214388494U (en) | Continuous slow-release administration indwelling tube with controller and drug injection tube | |
| CN211325458U (en) | Nerve block puncture medicine injection device | |
| JPH067722Y2 (en) | Continuous drug infusion device with bellows container |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |